Toluca, officially called Toluca de Lerdo, is the state capital of the State of Mexico as well as the seat of the Municipality of Toluca. It is the center of a rapidly growing urban area, now the fifth largest in Mexico. It is located 63 km west-southwest of Mexico City, about 40 minutes by car to the western edge of the city. According to the 2010 census, the city of Toluca has a population of 819,561. The city is the fifth largest in Mexico by population. The municipality of Toluca, along with thirteen other municipalities, make up the metropolitan population of 2,116,506 in Greater Toluca, making it the fifth most populous metropolitan area in Mexico.